MAX7219 led module 8 digit 7 segment display
- Power: 5V
- Colour: Red/Blue (This colour means the colour of the board, not the LED)
- Material: PCB + Electronic Components
- MAX7219 digital display control module
- This module is compatible with 5V and 3.3V microcontrollers.
- You can use it for Arduino
- Only three IO ports are used to drive the eight-digit display. MAX7219 supports flicker-free displays as well as cascading displays.
MEMS Microphone Breakout – INMP401 (ADMP401)
- -3dB roll off at 100Hz and 15kHz
- supply voltage: 1.5 to 3.3VDC
- Should comfortably output 40mW
- SNR of -62dBA
- Should comfortably output 40mW
- Omnidirectional MEMS microphone
- High SNR
- Sensitivity of −42 dBV
- Low current consumption of <250 μA
- Single-ended analogue output
- High PSRR of 70 dB
- Compatible with Sn/Pb and Pb-free solder processes
- 72 mm × 3.76 mm × 1.0 mm surface-mount package
MICRO SD CARD ADAPTER
- Support Micro SD (<=2G), Micro SDHC cards(<=32g)
- Operating voltage: DC 2.6 V to 3.6V
- Quiescent current: 16 μA
- Support playing of 4-bit ADCPM format
- Support FAT files system SD carrier
- Recognize voice files automatically
- Support microprocessor and key control
- Audio output: 16bit DAC and PWM
- Maximum voice storage: 512 voice
- The level conversion circuit board that can interface level is 5V or 3.3V
- Communication interface is a standard SPI interface
- The power supply is 4.5V~5.54V, 3.3v
- Dimension: 4.1*2.4CM
Micro USB Breadboard 5V Power Supply Module
Microwave Sensor
MMA7455 (MMA7361 MMA7260) Triple Axis Accelerometer Sensor Module
- Low Current Consumption: 400 µA.
- Sleep Mode: 3 µA.
- Low Voltage Operation: 2.2 V – 3.6V.
- Fast Turn-On Time (0.5 ms Enable Response Time).
- Analogue output for each axis.
- +5V operation @1ma current
- Dormancy can make by single-chip IO control;
- Simple to use
- Analogue output for each axis.
- Selectable Sensitivity (+- 1.5g, +- 6g)
- Robust design, high shock survivability
- Low Cost
MMA845 Digital Triaxial Accelerometer Precision Tilt 3-Axis Module
- Power Supply: 3v-5V.
- Pitch: 15mm.
- Mounting hole diameter: 3mm.
- IIC digital output.
- Up to two interruption functions.
- ±2 g/±4 g/±8 g dynamically selectable full scale
- Three motion detection channels.
- Freefall down or motion detection.
- Automatic ODR change for auto-wake and return to sleep
- Pulse detection.
- Vibration detection.
- Dimension: 1.45cm x 2.05 cm (L x W).
MOTOR SHIELD L293
- 2 connections for 5V ‘hobby’ servos connected to the Arduino’s high-resolution dedicated timer
- 4 H-Bridges: L293D chipset provides 0.6A per bridge (1.2A peak) with thermal shutdown protection, internal kickback protection diodes.
- Can run motors on 4.5VDC to 25VDC.
- Up to 4 bi-directional DC motors with individual 8-bit speed selection (so, about 0.5% resolution)
- Up to 2 stepper motors (unipolar or bipolar) with single coil, double coil, or interleaved stepping.